diff options
Diffstat (limited to 'tools/perf/util/evsel.c')
| -rw-r--r-- | tools/perf/util/evsel.c | 20 |
1 files changed, 13 insertions, 7 deletions
diff --git a/tools/perf/util/evsel.c b/tools/perf/util/evsel.c index 3536404e9447..4f818ab6b662 100644 --- a/tools/perf/util/evsel.c +++ b/tools/perf/util/evsel.c @@ -452,7 +452,7 @@ out_err: * Returns pointer with encoded error via <linux/err.h> interface. */ #ifdef HAVE_LIBTRACEEVENT -struct evsel *evsel__newtp_idx(const char *sys, const char *name, int idx) +struct evsel *evsel__newtp_idx(const char *sys, const char *name, int idx, bool format) { struct evsel *evsel = zalloc(perf_evsel__object.size); int err = -ENOMEM; @@ -469,14 +469,20 @@ struct evsel *evsel__newtp_idx(const char *sys, const char *name, int idx) if (asprintf(&evsel->name, "%s:%s", sys, name) < 0) goto out_free; - evsel->tp_format = trace_event__tp_format(sys, name); - if (IS_ERR(evsel->tp_format)) { - err = PTR_ERR(evsel->tp_format); - goto out_free; + event_attr_init(&attr); + + if (format) { + evsel->tp_format = trace_event__tp_format(sys, name); + if (IS_ERR(evsel->tp_format)) { + err = PTR_ERR(evsel->tp_format); + goto out_free; + } + attr.config = evsel->tp_format->id; + } else { + attr.config = (__u64) -1; } - event_attr_init(&attr); - attr.config = evsel->tp_format->id; + attr.sample_period = 1; evsel__init(evsel, &attr, idx); } |